英和和英

within the sweep of my knowledge

to the best of my knowledge

in my opinion

in my opinion

in my judgment

in my judgment

in my estimation

within my memory

as far as I know

in my humble opinion

in my humble opinion

by my reckoning

in my candid opinion

to my mind

in our opinion

It pleases me

I am pleased.

I know

I know him

I am acquainted with him.

From you know who.

a bit of knowledge

I knew it

aware of

to know one's way about―know the ins and outs of a matter―know the ropes

the condition of being aware

I know it for a certainty.

know…like a book …

I have conviction

I'm confident